[1] [1] Nie Qiuhua. Technology of Fiber Laser and Amplifier [M]. Beijing: Publishing House of Electronics Industry, 1997 (in Chinese)

[2] [2] Hu Zhaoyang, Li Fuying, Pan Zhenwu et al.. Wavelength-tunable narrow-linewidth semiconductor fiber-ring laser [J]. IEEE Photon. Technol. Lett., 2000, 12(8):977～979

[4] [4] Hu Hongzhang, Ling Shide. Theory of Applied Optics [M]. Beijing: Publishing House of Electronics Industry, 1993 (in Chinese)

[5] [5] Ching-Ting Lee, Lih-Gen Sheu. Analysis of end-pumped Nd∶Ti∶LiNbO3 microchip waveguide Fabry-Perot lasers [J]. J. Lightwave Technol., 1997, 15(11):2147～2153

[6] [6] Chi-hung Huang, Leon McCaughan, Douglas M. Gill. Evaluation of absorption and emission cross sections of Er-doped LiNbO3 for application to integrated optic amplifiers [J]. J. Lightwave Technol., 1994, 12(5):803～809

[7] [7] Eric Lallier, J. P. Pocholle, M. Papuchon et al.. Nd∶MgO∶LiNbO3 channel waveguide laser devices [J]. IEEE J. Quantum Electron., 1991, 27(3):618～625

[8] [8] Bo Pederson, Andrs Bjarklev, Ole Lumholt et al.. Detailed design of erbium-doped fiber amplifiers [J]. IEEE Photon. Technol. Lett., 1991,3(6):548～550